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CVM 710- Veterinary Anatomy > Stomach & Intestines > Flashcards

Stomach & Intestines Flashcards

1
Q

The digestive system begins with the _______ and ends with the ________.

A

Oral cavity
Anus

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2
Q

List the tunics (coats) of the Gastrointestinal Tract from superficial to deep. (4 Layers)

A

Serous coat (visceral pericardium)
Muscular coat (longitudinal and circular layers)
Submucous coat
Mucous coat

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3
Q

What is the job of longitudinal and circular muscle layers in the muscular coat of the stomach?

A

Longitudinal- mix the contents
Circular- protect digesta cranially and or caudally

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4
Q

The _________ __________ allows contents from esophagus to move into the stomach and vice versa.

A

cardiac sphincter

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5
Q

The ________ region of the stomach easily expands depending on how much food is in the stomach. It is also toward the left side of the body.

A

Fundus

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6
Q

The _________ region of the stomach is toward the right side in the body.

A

Pylorus

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7
Q

Once the esophagus passes the esophageal hiatus, it is then referred to as what?

A

the abdominal esophagus

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8
Q

Where is the esophageal hiatus located in the diaphragm?

A

Between the right and left lumbar portions

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9
Q

What is the definition of vomit?

A

the involuntary forceful expulsion of content from stomach to the mouth

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10
Q

What is the connective tissue between the lesser curvature of the stomach and the liver?

A

The lesser omentum

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11
Q

What structures arise from the dorsal mesentery?

A

Dorsal mesogastrium (greater omentum)
Mesoduodenum
Mesojejunum
Mesoileum
Mesocolon
Mesorectum

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12
Q

What structures arise from the ventral mesentery?

A

Ventral Mesogastrium (lesser omentum)
Falciform ligament
Median ligament of the bladder

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13
Q

The greater omentum courses from where?

A

the dorsal body wall to the greater curvature of the stomach

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14
Q

The superficial layer of the greater omentum contains what organ?

A

the spleen

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15
Q

The deep leaf of the greater omentum contains what organ?

A

Left lobe of the pancreas

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16
Q

The first structure you will see when you ventrally open the peritoneum is what?

A

The omental bursa

17
Q

List the parts of the duodenum (6 parts)

A

CrD: Cranial part
CrDF: cranial duodenal flexure
DeD: Descending part
CaDF: Caudal duodenal flexure
AsD: Ascending part
DJF: Duodenaljejunal flexure

18
Q

What is the part of the perineum that holds the duodenum?

A

Meso-duodenum

19
Q

What is the longest portion of the small intestine?

A

Jejunum

20
Q

How do you differentiate the jejunum from the ilium?

A

The ilium has the antimesenteric ileal artery and the iloceccal fold

21
Q

What are the three portions of the large intestine?

A

Cecum, colon and rectum

22
Q

The cecum is defined by what?

A

double flexure with a blind sac

23
Q

List the parts of the colon

A

Ascending colon
Right colic flexure
transverse colon
left colic flexure
descending colon

24
Q

What is the term to describe the transition between the mucosal of the rectum and the skin of the anus?

A

Anocutaneous line

25
Q

What kind of muscle comprises the external anal sphincter?

A

Skeletal muscle- voluntary movement

26
Q

What kind of muscle comprises the internal anal sphincter?

A

Smooth muscle- involuntary movement

27
Q

List the 9 topographical regions of the abdomen/

A

Right and left hypochondrium
Xiphoid (Epigastric)
Umbilical (Mesogastric)
Right and left flank
Right and left umbilical
Pubic (Hypogastric)

28
Q

What structures are found in the Right Hypochondrium?

A

Right lobes of the liver
Stomach (Pylorus)
Right colic flexure
Right kidney

29
Q

What structures are found in the left Hypochondrium?

A

Left lobes of the liver
Stomach (Fundus)
Spleen
Left colic flexure
Left kidney (Cranial pole)

30
Q

What structures are found in the xiphoid region?

A

Liver/ gall bladder
stomach (body)
Transverse colon
Left lobe of the pancreas

31
Q

What structures are found in the Right Flank?

A

descending duodenum
right lobe of the pancreas
jejunum
right ovary and uterine horn
ascending colon
cecum
ilium

32
Q

What structures are found in the umbilical region?

A

Transverse colon
caudal duodenal flexure
jejunum
root of mesenterium
ventral end of spleen (variable)
Urinary Bladder (when it if full)
Left lobe of the pancreas

33
Q

What structures are found in the left flank?

A

descending colon
left kidney (caudal pole)
spleen
jejunum
left ovary and uterine horn

34
Q

What structures are found in the right inguinal region?

A

inguinal canal
spermatic cord (male)
vaginal process (female)

35
Q

What structures are found in the pubic region?

A

urinary bladder
uterus (body/cervix)
descending colon/rectum

36
Q

What structures are found in the left inguinal region?

A

inguinal canal
spermatic cord (male)
vaginal process (female)

CVM 710- Veterinary Anatomy (13 decks)

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